{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003381","490:4900006332","490:4900003930","494:4940006235","471:4710003456","494:4940006671","492:4920005435","490:4900004094","490:4900002840","497:4970002978","487:4870006380","494:4940004942","494:4940005564","490:4900003268","490:4900001922","490:4900000540","490:4900007528","490:4900003934","494:4940001271","490:4900012587","490:4900000258","487:4870008141","494:4940006458","490:4900004361","490:4900004358"],"twin_admin_codes":[490,490,490,494,471,494,492,490,490,497,487,494,494,490,490,490,490,490,494,490,490,487,494,490,490],"twin_sims":[0.008606034712568785,0.007720147824148857,0.006830769277749575,0.0036328443353648506,0.0019340003507129153,0.0018707420305376305,0.0014564839372798123,0.0012462539093311457,0.0009121644673350903,0.0007285740505759122,0.0005579194587530537,0.0004928900317610132,0.0004447947350802989,0.00034441015392189174,0.0003013429051288786,0.0002784194514433497,0.0002746941358679725,0.00022711881931322287,0.00022323228079674276,0.00021047402247121742,0.00019949413220678484,0.00018904293986582319,0.0001812790823912332,0.00017350697713218024,0.0001644795366529004],"twin_dists":[0.4005229638203813,0.4050719162291346,0.4101368854129434,0.435331043086714,0.45910823043723675,0.4603283947118753,0.46941066913722584,0.4749790055253092,0.4859350829968952,0.4936741372268068,0.502709764709627,0.5068508726650047,0.5102562717218645,0.5186425833195791,0.5229689935387876,0.5255146660141983,0.5259468509343714,0.5320112160203063,0.5325581768654161,0.5344188649873753,0.5361072138110446,0.5377975771228409,0.5391112595772248,0.5404805315624388,0.5421454685420408],"n_dims_used":45,"mean_confidence":0.9170983208550347},"coverage":{"mean_confidence":0.9170983208550347,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}